Physics Light travels slowest in Water Vacuum Glass Air Water Vacuum Glass Air ANSWER DOWNLOAD EXAMIANS APP
Physics Gamma rays are emitions that have Neither mass nor charge Both mass and charge Charge but no mass Mass but no charge Neither mass nor charge Both mass and charge Charge but no mass Mass but no charge ANSWER DOWNLOAD EXAMIANS APP
Physics 'Therm' is the unit of Heat Light Power Distance Heat Light Power Distance ANSWER DOWNLOAD EXAMIANS APP
Physics The cover of a solar cooker is made of glass because It rediates heat better than metals It reflects sun's rays It retains the heat inside by the green house effect It absorbs sun's rays It rediates heat better than metals It reflects sun's rays It retains the heat inside by the green house effect It absorbs sun's rays ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity of a body is halved its kinetic energy ________ Becomes 1/4 th Is also doubled Become 4 times Becomes half Becomes 1/4 th Is also doubled Become 4 times Becomes half ANSWER DOWNLOAD EXAMIANS APP
Physics An electron microscope gives higher magnification than an optical microscope, because : The electrons have more energy than the light particles The wavelength of electrons is smaller as compared to the wavelength of visible light It uses more powerful lenses The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles The wavelength of electrons is smaller as compared to the wavelength of visible light It uses more powerful lenses The velocity of electron is smaller than that of visible light ANSWER DOWNLOAD EXAMIANS APP